Merge pull request #17 from tekniskit/feature/kni_event_handlers

Feature/kni event handlers
DemuxTable implemented.
Merge branch 'master' into feature/demux_table
getHandler now returning nullptr if no match from eventType unsigned int.
PatientEventHandler implemented
Merge pull request #18 from tekniskit/feature/demux_table

Feature/demux table implemented.
Merge branch 'master' into feature/kni_event_handlers